From c90c5cc82c3b0c07b2dff0f135be74bbb97e0b60 Mon Sep 17 00:00:00 2001
From: Eric Blake <ebb9@byu.net>
Date: Sun, 3 May 2009 15:39:00 +0200
Subject: [PATCH] maint: make the new no-submodule-changes rule VPATH-safe

* top/maint.mk (no-submodule-changes): Don't assume a srcdir build.
---
 ChangeLog    | 5 +++++
 top/maint.mk | 5 +++--
 2 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index fca76c17e..4a212e328 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2009-05-04  Eric Blake  <ebb9@byu.net>
+
+	maint: make the new no-submodule-changes rule VPATH-safe
+	* top/maint.mk (no-submodule-changes): Don't assume a srcdir build.
+
 2009-05-04  David Bartley  <dtbartle@csclub.uwaterloo.ca>
             Bruno Haible  <bruno@clisp.org>
 
diff --git a/top/maint.mk b/top/maint.mk
index f34f6bf04..fb505181b 100644
--- a/top/maint.mk
+++ b/top/maint.mk
@@ -678,8 +678,9 @@ endef
 
 .PHONY: no-submodule-changes
 no-submodule-changes:
-	if test -d .git; then						\
-	  diff=$$(git submodule -q foreach git diff-index --name-only HEAD) \
+	if test -d $(srcdir)/.git; then					\
+	  diff=$$(cd $(srcdir) && git submodule -q foreach		\
+		  git diff-index --name-only HEAD)			\
 	    || exit 1;							\
 	  case $$diff in '') ;;						\
 	    *) echo '$(ME): submodule files are locally modified:';	\
-- 
2.11.0